Inzektor Exa-Stag

Level 5 DARK/Insect Xyz Effect
800 ATK / 800 DEF

2 Level 5 Insect-Type monsters
Once per turn: You can detach 1 Xyz Material from this card to target 1 monster your opponent controls or in their Graveyard; equip that target to this card. This card gains ATK and DEF equal to half the original ATK and DEF of the monster(s) equipped by this effect.

Rulings – Yugipedia

Printings:

Galactic Overlord: GAOV-EN050 (Ultimate Rare) - 2012-05-08
Galactic Overlord: GAOV-EN050 (Ultra Rare) - 2012-05-08
The Grand Creators: GRCR-EN049 (Rare) - 2022-01-27

Prices:

Cardmarket: 0.08 €
TCGplayer: $ 0.11